1. In an independent access control system, it often happens that there is no card door. After the card is swiped or password, the lock cannot be opened.
When this happens, first determine the validity of the card or password. Under normal circumstances, the card or password will not be lost. If there is a lock that cannot be unlocked and the situation is urgent, the power supply to the access control will be cut off directly and the lock will be opened. The general access lock is open and after opening the door, please find technical personnel to help solve it. The second is that some poor quality electric plug locks work for a long time, due to external reasons will cause mechanical stuck, if you gently shake the lock can not be unlocked directly on the power, then in the case of the lock does not work, shake or dial Move until unlocked.
2. In an independent access control system, the card or password can open the door, and the internal door opener cannot open the door.
At this time we can open the door switch, generally only two screws, check the back of the wiring is normal, such as broken or disconnected wire, connect OK, if it is the system uses a dedicated access control power supply, but also check the access control power supply Good or bad, of course, independent access control machines may also have problems, and they can be solved one by one.
3, QK series network access controller, in the course of using the card can not open the door, but the button can open the door phenomenon.
Open access control management software, view real-time events, observe what the data is up, usually invalid card number or invalid time zone, download card data or synchronization time to solve the problem, the key is to find out why this problem occurs, generally someone The adjustment of the time or inadvertently changed the settings, more observation is OK.
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